CN206793367U - Flue gas of refuse burning spray cleaning device - Google Patents
Flue gas of refuse burning spray cleaning device Download PDFInfo
- Publication number
- CN206793367U CN206793367U CN201720447178.XU CN201720447178U CN206793367U CN 206793367 U CN206793367 U CN 206793367U CN 201720447178 U CN201720447178 U CN 201720447178U CN 206793367 U CN206793367 U CN 206793367U
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- China
- Prior art keywords
- alkali lye
- lye
- spray
- pump
- water
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Treating Waste Gases (AREA)
Abstract
It the utility model is related to a kind of flue gas of refuse burning spray cleaning device, including the spray column with top gas outlet and bottom air inlet, the inner chamber of the spray column is separated into two layers of spray region up and down, respectively the alkali lye spraying zone on upper strata and the running water spraying zone of lower floor, are connected between the alkali lye spraying zone and running water spraying zone by air channel；The top gas outlet is provided with demister；The alkali lye bank bit is connected in the lower section of liquid separatnig plate and with alkali liquid tank, and bottom connects lye pump by pipeline, and the port of export of lye pump connects the nozzle by pipeline, and the bottom of alkali lye memory block is provided with self-draining valve；The running water spraying zone is including originally (operating) water nozzle, lower floor's filler, the originally (operating) water nozzle are connected with water pump.The utility model can efficiently remove sour gas and flue dust in flue gas, sodium hydroxide concentration and energy consumption, and anti-locking apparatus internal junction salt be greatly lowered according to pollutant concentration auto-control running water in exiting flue gas and alkali lye spray flux.
Description
Technical field
It the utility model is related to garbage incinerating system field, more particularly to flue gas of refuse burning spray cleaning device.
Background technology
In waste incineration industry, there are the following problems for existing alkali lye spray column：1) alkali lye is when removing sour gas,
Carbon dioxide in flue gas is absorbed, increases sodium hydroxide concentration；2) flue dust in alkali liquid washing flue gas, causes alkali lye to contain a large amount of suspensions
Thing, easy plug nozzle and packing area salt crust；3) lye pump can not adjust alkali lye dosage according to pollutant concentration in flue gas, cause electricity
The waste of energy.
Utility model content
For above-mentioned existing for existing alkali lye spray column, the utility model provides a kind of flue gas of refuse burning spray cleaning dress
Put, running water and alkali lye spray flux can be automatically adjusted according to pollutant concentration in flue gas, can effectively reduce sodium hydroxide concentration and
Energy consumption, it can also prevent filler salt crust.
In order to solve the above problems, the utility model uses following scheme：
A kind of flue gas of refuse burning spray cleaning device, including the spray column with top gas outlet and bottom air inlet,
The inner chamber of the spray column is separated into two layers of spray region up and down, and the respectively running water of the alkali lye spraying zone on upper strata and lower floor sprays
Area is drenched, is connected between the alkali lye spraying zone and running water spraying zone by air channel；The top gas outlet is provided with demisting
Device, the bottom of the demister is alkali lye spraying zone, and the demister includes alkali lye atomizing spray nozzle, upper strata is filled out
Material, liquid separatnig plate and annular alkali lye memory block；The alkali lye bank bit is connected in the lower section of liquid separatnig plate and with alkali liquid tank, and bottom leads to
Piping connects lye pump, and the port of export of lye pump connects the nozzle by pipeline, and the bottom of alkali lye memory block is provided with certainly
Dynamic drain valve；The running water spraying zone includes originally (operating) water nozzle, lower floor's filler, the originally (operating) water nozzle and is connected with water pump, water
The water inlet of pump connects originally water circulation tank, and originally water circulation tank passes through the bottom of pipeline and spray column and connected.
Further improvement as above-mentioned technical proposal：
The nozzle is connected by air duct with air compressor machine.
Smoke sampling device, the smoke sampling device connecting detection instrument, inspection are installed at the top gas outlet of the spray column
Survey instrument to be connected with controller, controller connection water pump, lye pump and the air compressor machine, water is controlled according to the detection signal of detector
The power of pump, lye pump and air compressor machine.
The upper strata filler is corrosion-resistant light suspended filler, is in suspension state of disturbance under airflow function.
PH meters are installed, controller counts detection according to the PH on the connecting pipe of the alkali lye memory block and lye pump
The dispensing valve of pH value control alkali liquid tank and the open and-shut mode of self-draining valve.
It is of the present utility model to have technical effect that：
The utility model can efficiently be gone according to pollutant concentration auto-control running water in exiting flue gas and alkali lye spray flux
Except the sour gas and flue dust in flue gas, sodium hydroxide concentration and energy consumption, and anti-locking apparatus internal junction salt is greatly lowered.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure：1st, top gas outlet；2nd, smoke sampling device；3rd, detector；4th, controller；5th, lye pump；6th, air compressor machine；7、
PH is counted；8th, originally (operating) water nozzle；9th, lower floor's filler；10th, bottom air inlet；100th, spray column；101st, alkali lye spraying zone；102nd, originally
Water spray area；11st, demister；12nd, alkali lye atomizing spray nozzle；13rd, upper strata filler；14th, liquid separatnig plate；15th, air channel；16、
Alkali lye memory block；17th, alkali liquid tank；18th, self-draining valve；19th, water pump；20th, originally water circulation tank；21st, supporting plate；22nd, motor；
23rd, drive shaft.
Embodiment
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings.
As shown in figure 1, the flue gas of refuse burning spray cleaning device of the present embodiment, including with top gas outlet 1 and bottom
The spray column 100 of portion's air inlet 10, the inner chamber of spray column 100 are separated into the alkali lye in two layers spray region, respectively upper strata up and down
Spraying zone 101 and the running water spraying zone 102 of lower floor, pass through air channel between alkali lye spraying zone 101 and running water spraying zone 102
15 connections；Top gas outlet 1 is provided with demister 11, and the bottom of demister 11 is alkali lye spraying zone 101, demister 11
Including alkali lye atomizing spray nozzle 12, upper strata filler 13, liquid separatnig plate 14 and annular alkali lye memory block 16；Alkali lye memory block 16 is located at
The lower section of liquid separatnig plate 14 is simultaneously connected with alkali liquid tank 17, and bottom connects lye pump 5 by pipeline, and the port of export of lye pump 5 passes through pipe
Road connection alkali lye atomizing spray nozzle 12, the bottom of alkali lye memory block 16 is provided with self-draining valve 18；Running water spraying zone 102
Including originally (operating) water nozzle 8, lower floor's filler 9, originally (operating) water nozzle 8 is connected with water pump 19, and the water inlet connection running water of water pump 19 follows
Cisterna ambiens 20, originally water circulation tank 20 be connected by pipeline with the bottom of spray column 100.
Alkali lye atomizing spray nozzle 12 is connected by air duct with air compressor machine 6, and alkali lye is atomized under compressed air effect
Spray, increase sodium hydroxide and acid gas in flue gas contact area, improve deacidification efficiency.
Smoke sampling device 2, the connecting detection instrument 3 of smoke sampling device 2, detection are installed at the top gas outlet 1 of spray column 100
Instrument 3 is connected with controller 4, and controller 4 connects water pump 19, lye pump 5 and air compressor machine 6, is controlled according to the detection signal of detector 3
The power of water pump 19, lye pump 5 and air compressor machine 6.
Alkali lye memory block 16 is with being provided with PH meters 7, the PH that controller 4 detects according to PH meters 7 on the connecting pipe of lye pump 5
The dispensing valve of value control alkali liquid tank 17 and the open and-shut mode of self-draining valve 18.
In the utility model, running water spraying zone 102 by originally (operating) water nozzle 8 spray in originally water elution flue gas flue dust and
Sour gas, smoke content in flue gas is reduced, while reduce the sodium hydroxide concentration for neutralizing sour gas consumption, water outlet is through originally
Water circulation tank 20 settles Posterior circle and used, and can reduce originally water consumption.Controller 4 controls originally Water spray according to pollutant concentration
Amount；Alkali lye atomizing spray nozzle 12 is connected with lye pump 5, air compressor machine 6 simultaneously, alkali lye atomizing spray under compressed air effect,
Increase sodium hydroxide and acid gas in flue gas contact area, improve deacidification efficiency.Controller 4 adjusts alkali according to pollutant concentration
Liquid pump 5, the power of air compressor machine 6, and then alkali lye spray flux is adjusted, reduce energy consumption.In the utility model, upper strata filler 13 is corrosion-resistant
Light suspended filler, it is in suspension state of disturbance under airflow function, flue gas is formed turbulent flow in packing area, improves acid in flue gas
Gas and sodium hydroxide reaction efficiency, while can effectively prevent filler salt crust.PH meter 7 detects alkali lye acid-base value, and pH is relatively low≤and 8
When, alkali lye adds to alkali lye memory block 16 in time in liquid caustic soda tank 17, while periodically by the exclusive segment alkali lye of self-draining valve 18,
Avoid the too high influence basicity of salinity in alkali lye.
In the utility model, smoke sampling device 2 extracts fume sample after depickling in exit, is sent into detector 3 and detects
Acid gas in flue gas and smoke content, and water pump 19, lye pump 5, the power of air compressor machine 6 are controlled by controller 4, regulation is originally
Water and alkali lye spray flux；When working off one's feeling vent one's spleen 1 acid gas in flue gas and dust concentration is less than a, a unlatching water pump 19, according to acidity
Gas and the dust concentration regulation power of water pump 19, when sour gas and dust concentration are between a and b, the oepration at full load of water pump 19,
And lye pump 5 and air compressor machine 6 are opened, its power is adjusted according to sour gas and dust concentration.In the utility model, a, b value root
Determined according to actual conditions.
In the utility model, to improve the liquid separation effect of liquid separatnig plate 14, it is positioned at the center of alkali lye memory block 16
Motor 22 is installed with by supporting plate 21 in air channel 15, passage, the output shaft of motor 22 are evenly equipped with supporting plate 21
It is connected by drive shaft 23 and the bottom of liquid separatnig plate 14；During liquid separation, motor 22 drives liquid separatnig plate 14 above alkali lye memory block 16
Rotate, scattered so as to which the liquid in upper strata alkali lye spraying zone 101 be separated, compared to static liquid separatnig plate, its dispersion effect is good, profit
In the originally Water spray in later stage.
Embodiment provided above is better embodiment of the present utility model, is only used for convenient explanation the utility model, and
It is non-to make any formal limitation, any those of ordinary skill in the art to the utility model, if not departing from
In the range of the utility model carries technical characteristic, locally change or repair using made by the utility model disclosed technology content
The equivalent embodiment of decorations, and without departing from the technical characteristics of the utility model content, still fall within the utility model technical characteristic
In the range of.
Claims (5)
- A kind of 1. flue gas of refuse burning spray cleaning device, it is characterised in that：Including with top gas outlet (1) and bottom inflow The spray column (100) of mouthful (10), the inner chamber of the spray column (100) be separated into two layers of spray region up and down, respectively upper strata Alkali lye spraying zone (101) and the running water spraying zone (102) of lower floor, the alkali lye spraying zone (101) and running water spraying zone (102) connected between by air channel (15)；The top gas outlet (1) is provided with demister (11), the demister (11) bottom is alkali lye spraying zone (101), and the demister (11) includes alkali lye atomizing spray nozzle (12), upper strata filler (13), liquid separatnig plate (14) and annular alkali lye memory block (16)；The alkali lye memory block (16) is located at the lower section of liquid separatnig plate (14) simultaneously It is connected with alkali liquid tank (17), bottom connects lye pump (5) by pipeline, described in the port of export of lye pump (5) is connected by pipeline Alkali lye atomizing spray nozzle (12), the bottom of alkali lye memory block (16) are provided with self-draining valve (18)；The originally Water spray Area (102) includes originally (operating) water nozzle (8), lower floor's filler (9), the originally (operating) water nozzle (8) and is connected with water pump (19), water pump (19) Water inlet connection originally water circulation tank (20), originally water circulation tank (20) be connected by pipeline with the bottom of spray column (100).
- 2. flue gas of refuse burning spray cleaning device according to claim 1, it is characterised in that：The alkali lye atomizing spray Nozzle (12) is connected by air duct with air compressor machine (6).
- 3. flue gas of refuse burning spray cleaning device according to claim 1, it is characterised in that：The spray column (100) Top gas outlet (1) place smoke sampling device (2), smoke sampling device (2) the connecting detection instrument (3), detector (3) are installed It is connected with controller (4), controller (4) connection water pump (19), lye pump (5) and the air compressor machine (6), according to detector (3) Detection signal control water pump (19), the power of lye pump (5) and air compressor machine (6).
- 4. flue gas of refuse burning spray cleaning device according to claim 1, it is characterised in that：The upper strata filler (13) It is corrosion-resistant light suspended filler, is in suspension state of disturbance under airflow function.
- 5. flue gas of refuse burning spray cleaning device according to claim 1, it is characterised in that：The alkali lye memory block (16) with being provided with PH meters (7) on the connecting pipe of lye pump (5), controller (4) counts the pH value control (7) detected according to the PH The dispensing valve of alkaline flow container (17) and the open and-shut mode of self-draining valve (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720447178.XU CN206793367U (en) | 2017-04-26 | 2017-04-26 | Flue gas of refuse burning spray cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720447178.XU CN206793367U (en) | 2017-04-26 | 2017-04-26 | Flue gas of refuse burning spray cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206793367U true CN206793367U (en) | 2017-12-26 |
Family
ID=60737897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720447178.XU Expired - Fee Related CN206793367U (en) | 2017-04-26 | 2017-04-26 | Flue gas of refuse burning spray cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206793367U (en) |
-
2017
- 2017-04-26 CN CN201720447178.XU patent/CN206793367U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215126, Suzhou Industrial Park, Jiangsu, Suzhou Province, 18 Pu Cheng Pu Road Patentee after: Zhongxin Heshun environmental protection (Jiangsu) Co.,Ltd. Address before: 215126, Suzhou Industrial Park, Jiangsu, Suzhou Province, 18 Pu Cheng Pu Road Patentee before: JIANGSU HESHUN ENVIRONMENTAL PROTECTION Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171226 |